CaseIH STX275
The CaseIH STX275 is a tractor produced by Caseih. It is equipped with a 504.5 ci 8.3 L engine. The listed engine power is Diesel (listed): 275 hp / 205.1 kW. Transmission: Synchroshift. Operating weight: 31785 lbs 14417 kg.
Engine Power
Diesel (listed): 275 hp / 205.1 kW
Fuel & Capacities
200 gal
757.0 L
Transmission
Synchroshift
Operating Weight
31785 lbs
14417 kg
Overview
 | 2000 - 2005
Steiger STX SeriesFour-wheel Drive (4WD) tractor
Steiger STX Series
Four-wheel Drive (4WD) tractor |
|---|
Production | |
|---|---|
Manufacturer | CaseIH |
Four-wheel Drive (4WD) tractor | |
Built in Fargo, North Dakota, USA | |
The CaseIH STX275 is the same as the New Holland TJ275. | |
Variants | |
|---|---|
TJ275 | similar New Holland model |
CaseIH STX275 Engine | |
|---|---|
CDC 8.3L 6-cyl diesel | |
Fuel tank | 200 gal
757.0 L |
Engine details ...  | |
CaseIH STX275 Power | |
|---|---|
Engine | 275 hp
205.1 kW |
Drawbar (claimed) | 205 hp
152.9 kW |
PTO (claimed) | 225 hp
167.8 kW |
Drawbar (tested) | 211.57 hp
157.8 kW |
PTO (tested) | 274.11 hp
204.4 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Four-wheel drive | |
Final drives | inboard planetary |
Steering | hydrostatic power |
Integrated hydraulic wet disc brakes | |
Surveyor Cab standard. | |
Hydraulics | |
|---|---|
Type | pressure flow compensated (PFC) |
Rear valves | 4 to 7 |
SCV flow | 35 gpm
132.5 lpm |
Total flow | 40 gpm
151.4 lpm |
55 gpmOptOptional
208.2 lpm | |
Tractor hitch | |
|---|---|
Rear Type | IVN/III |
Rear lift (at 24"/610mm) | 14500 lbs
6577 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent OptOptional |
Rear PTO Type | 1000 (1.75) |
Dimensions & Tires | |
|---|---|
Wheelbase | 139 inches
353 cm |
145 inches (ACCUSTEER)
368 cm | |
Weight | 31785 lbs
14417 kg |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Battery volts | 12 |
References | |
|---|---|
 | |
STX Series Steiger Tractors published in 2000, by CaseIH* | |
STX Series Steiger Tractors published in 2002, by CaseIH* | |
*Publication contains known errors. |
Engine
Engine Detail — 504.5 ci / 8.3 L Diesel
Manufacturer | CDC 6TAA-8304 |
Configuration | turbocharged aftercooled diesel, 6-cylinder, liquid-cooled inline |
Displacement | 504.5 ci
8.3 L |
Bore/Stroke | 4.488x5.315 inches
114 x 135 mm |
Power | 275 hp
205.1 kW |
Air cleaner | dual paper elements |
Compression | 17.1:1 |
Rated RPM | 2000 |
Torque | 1022 lb-ft
1385.8 Nm |
Torque RPM | 1400 |
Starter volts | 12 |
Oil capacity | 25.2 qts
23.8 L |
CaseIH STX275 Engine | |
|---|---|
 |
Transmission
Transmission options | |
|---|---|
16-speed full power shift | |
24-speed fully synchronized |
Transmission — 16 forward and 2 reverse full power shift
Type | full power shift |
Gears | 16 forward and 2 reverse |
Clutch | electro-hydraulic wet disc |
 | |
Transmission — Synchroshift
Transmission | Synchroshift |
Type | fully synchronized |
Gears | 24 forward and 6 reverse |
Dimensions
CaseIH STX275 Tires |
|---|
Dimensions | |
|---|---|
Wheelbase | 139 inches
353 cm |
145 inches (ACCUSTEER)
368 cm | |
Length | 295.5 inches
750 cm |
Width | 36.5 inches (frame)
92 cm |
Height | 145.2 inches
368 cm |
Front axle | 4.0 inch diameter
101 mm |
Rear axle | 4.0 inch diameter
101 mm |
Rear tread | 60 to 176 inches
152 to 447 cm |
CaseIH STX275 Weight | |
|---|---|
Operating | 31785 lbs
14417 kg |
Max capacity | 33000 lbs
14968 kg |
Max Drawbar | 4500 lbs
2041 kg |
11000 lbs*Drawbar at innermost position.
4989 kg | |
Tests
Nebraska Tractor Test 1796 | |
|---|---|
Diesel 16-speed 4WD
October 3 - 12, 2001
Link: Nebraska Tractor Test 1796 file | |
PTO performance | |
Max power | 274.11 hp
204.4 kW |
Fuel use | 15.0 gal/hour
56.8 l/hour |
Power at rated engine speed | 238.92 hp
178.2 kW |
Fuel use | 13.6 gal/hour
51.5 l/hour |
Drawbar performance | |
Max power | 211.57 hp
157.8 kW |
Fuel use | 13.7 gal/hour
51.9 l/hour |
Gear 4 used for power test. | |
Photos
CaseIH STX275 tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Caseih STX275 based on its 275 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁 | Commercial / Field Scale | High horsepower articulated/4WD field plowing. |
Rotary Cutter / MowerMowing & Clearing | 15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼 | Commercial / Field Scale | Large commercial field and roadside mowing operations. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙 | Commercial / Field Scale | Broad-acre grain tillage for high-drawbar tractors. |
Hay BalerHay & Forage | Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m) | Commercial / Field Scale | High-capacity commercial forage harvesting (1000 RPM PTO). |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Caseih STX275.
Estimated Continuous Field Runtime: 14 hrs
Approximately 14 hours of continuous field operation at ~75% rated power on a full tank (200 gal / 757.1 L).
Estimated 75% Load Fuel Burn~14.3 gal/hr (54.1 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Caseih STX275 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Caseih STX275.
Converted Equivalents:
Horsepower (HP)275 hp
Kilowatts (kW)205.1 kW
Metric Horsepower (PS / CV)278.8 PS
Direct Competitor Comparison
Compare CaseIH STX275 against same-era industry alternatives in the same horsepower class.
Current Model
Caseih
CaseIH STX275
Engine Power:Diesel (listed): 275 hp / 205.1 kW
★ Baseline Reference
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